ROME--Italy and Saudi Arabia have signed an agreement to boost energy cooperation, including for the possible supply to Europe of Saudi-made hydrogen, Italy's energy and environment minister Gilberto Pichetto Fratin said on Tuesday.

The memorandum of understanding, lasting five years, was signed in Riyadh as Pichetto met his Saudi counterpart Prince Abdulaziz bin Salman Al-Saud, a statement said.